Search Results - "Gens, Rudiger"

Landfast sea ice extent in the Chukchi and Beaufort Seas: The annual cycle and decadal variability by Mahoney, Andrew R., Eicken, Hajo, Gaylord, Allison G., Gens, Rudiger

“…Through analysis of over 2500 synthetic aperture radar (SAR) scenes spanning the period 1996–2008, we have compiled the most comprehensive dataset to date on…”
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Surface Energy Flux Estimation in Two Boreal Settings in Alaska Using a Thermal-Based Remote Sensing Model by Cristóbal, Jordi, Prakash, Anupma, Anderson, Martha C., Kustas, William P., Alfieri, Joseph G., Gens, Rudiger

“…Recent Arctic warming has led to changes in the hydrological cycle. Circum-Arctic and circumboreal ecosystems are showing evidence of “greening” and “browning”…”
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Quantification and Analysis of Icebergs in a Tidewater Glacier Fjord Using an Object-Based Approach by McNabb, Robert W, Womble, Jamie N, Prakash, Anupma, Gens, Rudiger, Haselwimmer, Christian E

“…Tidewater glaciers are glaciers that terminate in, and calve icebergs into, the ocean. In addition to the influence that tidewater glaciers have on physical…”
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Harbor Seals as Sentinels of Ice Dynamics in Tidewater Glacier Fjords by Womble, Jamie N., Williams, Perry J., McNabb, Robert W., Prakash, Anupma, Gens, Rudiger, Sedinger, Benjamin S., Acevedo, Cheyenne R.

“…Tidewater glaciers calve icebergs into the marine environment which serve as pupping, molting, and resting habitat for some of the largest seasonal…”
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Temperature regimes and turbulent heat fluxes across a heterogeneous canopy in an Alaskan boreal forest by Starkenburg, Derek, Fochesatto, Gilberto J., Cristóbal, Jordi, Prakash, Anupma, Gens, Rudiger, Alfieri, Joseph G., Nagano, Hirohiko, Harazono, Yoshinobu, Iwata, Hiroki, Kane, Douglas L.

“…We evaluate local differences in thermal regimes and turbulent heat fluxes across the heterogeneous canopy of a black spruce boreal forest on discontinuous…”
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The role of coherent flow structures in the sensible heat fluxes of an Alaskan boreal forest by Starkenburg, Derek, Fochesatto, Gilberto J., Prakash, Anupma, Cristóbal, Jordi, Gens, Rudiger, Kane, Douglas L.

“…Accelerations in the flow over forests generate coherent structures which locally enhance updrafts and downdrafts, forcing rapid exchanges of energy and…”
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Climate Divisions for Alaska Based on Objective Methods by Bieniek, Peter A., Bhatt, Uma S., Thoman, Richard L., Angeloff, Heather, Partain, James, Papineau, John, Fritsch, Frederick, Holloway, Eric, Walsh, John E., Daly, Christopher, Shulski, Martha, Hufford, Gary, Hill, David F., Calos, Stavros, Gens, Rudiger

“…Alaska encompasses several climate types because of its vast size, high-latitude location, proximity to oceans, and complex topography. There is a great need…”
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Timing of retrogressive thaw slump initiation in the Noatak Basin, northwest Alaska, USA by Balser, Andrew W., Jones, Jeremy B., Gens, Rudiger

“…In the North American low arctic, increased retrogressive thaw slump frequency and headwall retreat rates have been linked with climate warming trends since…”
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Theme Issue “Innovative applications of SAR interferometry from modern satellite sensors” by Soergel, Uwe, Gens, Rudiger, Crosetto, Michele

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Innovative Applications of SAR Interferometry from modern Satellite Sensors by SOERGEL, Uwe, CROSETTO, Michele, GENS, Rudiger

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Dambo mapping for environmental monitoring using Landsat TM and SAR imagery: Case study in the Zambian Copperbelt by Limpitlaw, Daniel, Gens, Rüdiger

“…The purpose of this study was to monitor the impact of mining in the Zambian Copperbelt, specifically using dambos as an environmental indicator for pollution…”
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A Flexible Approach for Spatio-Temporal Remote Sensing Data Analysis by Gens, Rudiger

“…Capitalizing on the power of five decades of satellite observation, developments in the HDF5 format and growing computational capacities this research presents…”
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A Remote Sensing and GIS Based Investigation of a Boreal Forest Coal Fire by Prakash, Anupma, Schaefer, Kate, Witte, William K., Collins, Kim, Gens, Rudiger, Goyette, Michael P.

“…A coal seam fire in interior Alaska was suspected to have started the Rex Creek forest fire in the summer of 2009. With prevailing winds, the forest fire…”
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Remote-Sensing, GIS-Based Approach to Identify, Characterize, and Model Spawning Habitat for Fall-Run Chum Salmon in a Sub-Arctic, Glacially Fed River by Wirth, Lisa, Rosenberger, Amanda, Prakash, Anupma, Gens, Rudiger, Margraf, F. Joseph, Hamazaki, Toshihide

“…At northern limits of a species’ distribution, fish habitat requirements are often linked to thermal preferences, and the presence of overwintering habitat…”
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Using synthetic aperture radar to define spring breakup on the Kuparuk River, Northern Alaska by Floyd, Angelica L, Prakash, Anupma, Meyer, Franz J, Gens, Rudiger, Liljedahl, Anna

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A Remote Sensing and GIS Based Investigation of a Boreal Forest Coal Fire: Applications of Remote Sensing and GIS for Monitoring of Coal Fires, Mine Subsidence, Environmental Impacts of Coal-mine Closure and Reclamation by PRAKASH, Anupma, SCHAEFER, Kate, WITTE, William K, COLLINS, Kim, GENS, Rudiger, GOYETTE, Michael P

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Improving PolSAR Land Cover Classification With Radiometric Correction of the Coherency Matrix by Atwood, Donald K., Small, David, Gens, Rüdiger

“…The brightness of a SAR image is affected by topography due to varying projection between ground and image coordinates. For polarimetric SAR (PolSAR) imagery…”
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An Automatic Flood Monitoring Service from Sentinel-1 SAR: Products, Delivery Pipelines, and Performance Assessment by Meyer, Franz J, Ajadi, Olaniyi A, Schultz, Lori, Bell, Jordan, Arnoult, Ken M, Gens, Rudiger, Nicoll, Jeremy B

“…This paper describes a collaborative effort between the University of Alaska Fairbanks and the NASA Short-term Prediction Research and Transition Center…”
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Using Synthetic Aperture Radar to Define Spring Breakup on the Kuparuk River, Northern Alaska by FLOYD, ANGELICA L., PRAKASH, ANUPMA, MEYER, FRANZ J., GENS, RÜDIGER, LILJEDAHL, ANNA

“…Spring runoff measurements of Arctic watersheds are challenging given the remote location and the often dangerous field conditions. This study combines remote…”
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Applications of a SAR-Based Flood Monitoring Service During Disaster Response and Recovery by Meyer, Franz J, Ajadi, Olaniyi A, Schultz, Lori, Bell, Jordan, Arnoult, Ken M, Gens, Rudiger, Molthan, Andrew L, Nicoll, Jeremy B, Hogenson, Kirk

“…This paper describes a collaborative effort between the University of Alaska Fairbanks and the NASA Short-term Prediction Research and Transition Center…”
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